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Synthesis 1993; 1993(8): 809-814
DOI: 10.1055/s-1993-25947
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The Total Synthesis of Antrimycin Dv; II:1 Synthesis of Tetrahydropyridazinecarboxylic Acid and Its Incorporation into Peptides

Ulrich Schmidt* , Bernd Riedl
  • *Institut für Organische Chemie und Isotopenforschung der Universität Stuttgart, Pfaffenwaldring 55, D-7000 Stuttgart 80, Germany
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Publication Date:
27 September 2002 (online)

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Appropriately protected di- and tripeptides containing (R, S)-tetra -hydropyridazine-3-carboxylic acids were synthesized via protected γ-formyl-α-hydrazinobutyric acids. The latter compounds are obtained from acetals of either ethyl γ-formylbutyrate or ethyl γ-formyl-α-oxobutyrate.

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